Insole for a shoe



FIG. 1 is a top isometric view of an insole for a shoe showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an opposite side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines of FIGS. 1-7 show unclaimed environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for an insole for a shoe, as shown and described. 